chore(deps): bump lua-resty-aws to 1.3.1

[windmgc]

Summary

Bumps lua-resty-aws from 1.3.0 to 1.3.1

1.3.1 (17-Aug-2023)
fix: fix v4 signing request should correctly canonicalized query table as well Kong/lua-resty-aws#76

Checklist

• [na] The Pull Request has tests
• There's an entry in the CHANGELOG
• [na] There is a user-facing docs PR against https://github.com/Kong/docs.konghq.com - PUT DOCS PR HERE

Full changelog

• Bump lua-resty-aws version from 1.3.0 to 1.3.1

Issue reference